• Replace broken valve springs, install high performance valve springs, remove and replace valve guide seals all without disassembling the engine. Just remove the gas tank and get to work. Use this tool on Sportster , Evolution, Twin Cam, and most aftermarket V-twins. Complete kit includes valve spring compressor, adaptor for compressing beehive springs, valve seal driver/ installer and cylinder head pressuring hose.
• Find out more about how this valve spring compressor works - visit our Blog Post

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